diff options
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | ext/readline/extconf.rb | 2 | ||||
| -rw-r--r-- | ext/readline/readline.c | 60 | ||||
| -rw-r--r-- | test/readline/test_readline.rb | 17 |
4 files changed, 90 insertions, 0 deletions
@@ -1,3 +1,14 @@ +Tue Feb 3 21:19:06 2009 TAKAO Kouji <kouji@takao7.net> + + * ext/readline/extconf.rb: checked rl_set_screen_size and + rl_get_screen_size. + + * ext/readline/readline.c (readline_s_set_screen_size): added + Readline.set_screen_size. + + * ext/readline/readline.c (readline_s_get_screen_size): added + Readline.get_screen_size. + Tue Feb 3 21:07:19 2009 TAKAO Kouji <kouji@takao7.net> * ext/readline/readline.c (readline_s_set_completion_proc): set diff --git a/ext/readline/extconf.rb b/ext/readline/extconf.rb index 1d74e2912..6eb145f13 100644 --- a/ext/readline/extconf.rb +++ b/ext/readline/extconf.rb @@ -63,6 +63,8 @@ have_readline_var("rl_editing_mode") /mswin|bccwin|mingw/ !~ RUBY_PLATFORM && have_readline_var("rl_event_hook") have_readline_func("rl_cleanup_after_signal") have_readline_func("rl_clear_signals") +have_readline_func("rl_set_screen_size") +have_readline_func("rl_get_screen_size") have_readline_func("rl_vi_editing_mode") have_readline_func("rl_emacs_editing_mode") have_readline_func("replace_history_entry") diff --git a/ext/readline/readline.c b/ext/readline/readline.c index 9d1a9faee..a5dbe462e 100644 --- a/ext/readline/readline.c +++ b/ext/readline/readline.c @@ -438,6 +438,62 @@ readline_attempted_completion_function(const char *text, int start, int end) /* * call-seq: + * Readline.set_screen_size(rows, columns) -> self + * + * Set terminal size to +rows+ and +columns+. + * + * See GNU Readline's rl_set_screen_size function. + * + * Raises NotImplementedError if the using readline library does not support. + * + * Raises SecurityError exception if $SAFE is 4. + */ +static VALUE +readline_s_set_screen_size(VALUE self, VALUE rows, VALUE columns) +{ +#ifdef HAVE_RL_SET_SCREEN_SIZE + rb_secure(4); + rl_set_screen_size(NUM2INT(rows), NUM2INT(columns)); + return self; +#else + rb_notimplement(); + return Qnil; /* not reached */ +#endif /* HAVE_RL_SET_SCREEN_SIZE */ +} + +/* + * call-seq: + * Readline.get_screen_size -> [rows, columns] + * + * Returns the terminal's rows and columns. + * + * See GNU Readline's rl_get_screen_size function. + * + * Raises NotImplementedError if the using readline library does not support. + * + * Raises SecurityError exception if $SAFE is 4. + */ +static VALUE +readline_s_get_screen_size(VALUE self) +{ +#ifdef HAVE_RL_GET_SCREEN_SIZE + int rows, columns; + VALUE res; + + rb_secure(4); + rl_get_screen_size(&rows, &columns); + res = rb_ary_new(); + rb_ary_push(res, INT2NUM(rows)); + rb_ary_push(res, INT2NUM(columns)); + return res; +#else + rb_notimplement(); + return Qnil; /* not reached */ +#endif /* HAVE_RL_GET_SCREEN_SIZE */ +} + +/* + * call-seq: * Readline.vi_editing_mode -> nil * * Specifies VI editing mode. See the manual of GNU Readline for @@ -1200,6 +1256,10 @@ Init_readline() readline_s_set_completion_case_fold, 1); rb_define_singleton_method(mReadline, "completion_case_fold", readline_s_get_completion_case_fold, 0); + rb_define_singleton_method(mReadline, "set_screen_size", + readline_s_set_screen_size, 2); + rb_define_singleton_method(mReadline, "get_screen_size", + readline_s_get_screen_size, 0); rb_define_singleton_method(mReadline, "vi_editing_mode", readline_s_vi_editing_mode, 0); rb_define_singleton_method(mReadline, "vi_editing_mode?", diff --git a/test/readline/test_readline.rb b/test/readline/test_readline.rb index 20229535b..846f80d24 100644 --- a/test/readline/test_readline.rb +++ b/test/readline/test_readline.rb @@ -3,6 +3,8 @@ begin =begin class << Readline [ + "set_screen_size", + "get_screen_size", "vi_editing_mode", "emacs_editing_mode", "completion_append_character=", @@ -61,6 +63,8 @@ class TestReadline < Test::Unit::TestCase ["completer_quote_characters"], ["filename_quote_characters=", "\\"], ["filename_quote_characters"], + ["set_screen_size", 1, 1], + ["get_screen_size"], ] method_args.each do |method_name, *args| assert_raise(SecurityError, NotImplementedError, @@ -140,6 +144,19 @@ class TestReadline < Test::Unit::TestCase end end + def test_get_screen_size + begin + res = Readline.get_screen_size + assert(res.is_a?(Array)) + rows, columns = *res + assert(rows.is_a?(Integer)) + assert(rows >= 0) + assert(columns.is_a?(Integer)) + assert(columns >= 0) + rescue NotImplementedError + end + end + # vi_editing_mode # emacs_editing_mode def test_editing_mode |